Home / 231,760,231.20-347,640,346.80-194,346,784.80

Finding the Fourth Proportional to 231,760,231.20, 347,640,346.80 and 194,346,784.80

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Solution

The fourth proportional to 231,760,231.20, 347,640,346.80 and 194,346,784.80 is: 291,520,177.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,760,231.20 : 347,640,346.80 = 194,346,784.80 : x
  2. Step 2: Convert to fraction form
    231,760,231.20/347,640,346.80 = 194,346,784.80/x
  3. Step 3: Cross multiply
    231,760,231.20x = 347,640,346.80 × 194,346,784.80
  4. Step 4: Simplify right side
    231,760,231.20x = 67,562,783,667,336,976
  5. Step 5: Solve for x
    x = 67,562,783,667,336,976/231,760,231.20
  6. Step 6: Final answer
    x = 291,520,177.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.